3-Hydroxy-5-methyl-6-(trifluoromethoxy)pyridine-2-acetic acid
Methyl 4-hydroxy-3-methyl-5-(trifluoromethoxy)pyridine-2-carboxylate
3-Hydroxy-5-methyl-2-(trifluoromethoxy)pyridine-6-acetic acid
3-Hydroxy-4-methyl-6-(trifluoromethoxy)pyridine-2-acetic acid